Biology

6. who the parasite benefits from
7. the regions of the surface and atmosphere of the earth occupied by living organisms
8. a self contained habitat where living and non-living things interact
9. the organism uses its host for its own benefit, the host is harmed and sometimes killed
10. living components of an environment
11. when two or more species fight food and territory
14. one species isn't affected or doesn't care whilst the other species is killed e.g. a cow stepping on an ant
16. e.g. a hawk eating a mouse

1. where both species benefit
2. non-living or physical factors of an environment
3. a close relationship between two species
4. one species benefits and the other is neither harmed nor helped
5. different species interacting
12. same species interacting
13. the study of living things
15. the business that one organism conducts, no two species can share the same of this